1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.media; 18 19 import android.annotation.NonNull; 20 import android.util.SparseIntArray; 21 22 import java.util.TreeSet; 23 24 /** 25 * Class to provide information about the audio devices. 26 */ 27 public final class AudioDeviceInfo { 28 29 /** 30 * A device type associated with an unknown or uninitialized device. 31 */ 32 public static final int TYPE_UNKNOWN = 0; 33 /** 34 * A device type describing the attached earphone speaker. 35 */ 36 public static final int TYPE_BUILTIN_EARPIECE = 1; 37 /** 38 * A device type describing the speaker system (i.e. a mono speaker or stereo speakers) built 39 * in a device. 40 */ 41 public static final int TYPE_BUILTIN_SPEAKER = 2; 42 /** 43 * A device type describing a headset, which is the combination of a headphones and microphone. 44 */ 45 public static final int TYPE_WIRED_HEADSET = 3; 46 /** 47 * A device type describing a pair of wired headphones. 48 */ 49 public static final int TYPE_WIRED_HEADPHONES = 4; 50 /** 51 * A device type describing an analog line-level connection. 52 */ 53 public static final int TYPE_LINE_ANALOG = 5; 54 /** 55 * A device type describing a digital line connection (e.g. SPDIF). 56 */ 57 public static final int TYPE_LINE_DIGITAL = 6; 58 /** 59 * A device type describing a Bluetooth device typically used for telephony. 60 */ 61 public static final int TYPE_BLUETOOTH_SCO = 7; 62 /** 63 * A device type describing a Bluetooth device supporting the A2DP profile. 64 */ 65 public static final int TYPE_BLUETOOTH_A2DP = 8; 66 /** 67 * A device type describing an HDMI connection . 68 */ 69 public static final int TYPE_HDMI = 9; 70 /** 71 * A device type describing the Audio Return Channel of an HDMI connection. 72 */ 73 public static final int TYPE_HDMI_ARC = 10; 74 /** 75 * A device type describing a USB audio device. 76 */ 77 public static final int TYPE_USB_DEVICE = 11; 78 /** 79 * A device type describing a USB audio device in accessory mode. 80 */ 81 public static final int TYPE_USB_ACCESSORY = 12; 82 /** 83 * A device type describing the audio device associated with a dock. 84 */ 85 public static final int TYPE_DOCK = 13; 86 /** 87 * A device type associated with the transmission of audio signals over FM. 88 */ 89 public static final int TYPE_FM = 14; 90 /** 91 * A device type describing the microphone(s) built in a device. 92 */ 93 public static final int TYPE_BUILTIN_MIC = 15; 94 /** 95 * A device type for accessing the audio content transmitted over FM. 96 */ 97 public static final int TYPE_FM_TUNER = 16; 98 /** 99 * A device type for accessing the audio content transmitted over the TV tuner system. 100 */ 101 public static final int TYPE_TV_TUNER = 17; 102 /** 103 * A device type describing the transmission of audio signals over the telephony network. 104 */ 105 public static final int TYPE_TELEPHONY = 18; 106 /** 107 * A device type describing the auxiliary line-level connectors. 108 */ 109 public static final int TYPE_AUX_LINE = 19; 110 /** 111 * A device type connected over IP. 112 */ 113 public static final int TYPE_IP = 20; 114 115 private final AudioDevicePort mPort; 116 AudioDeviceInfo(AudioDevicePort port)117 AudioDeviceInfo(AudioDevicePort port) { 118 mPort = port; 119 } 120 121 /** 122 * @return The internal device ID. 123 */ getId()124 public int getId() { 125 return mPort.handle().id(); 126 } 127 128 /** 129 * @return The human-readable name of the audio device. 130 */ getProductName()131 public CharSequence getProductName() { 132 String portName = mPort.name(); 133 return portName.length() != 0 ? portName : android.os.Build.MODEL; 134 } 135 136 /** 137 * @hide 138 * @return The "address" string of the device. This generally contains device-specific 139 * parameters. 140 */ getAddress()141 public String getAddress() { 142 return mPort.address(); 143 } 144 145 /** 146 * @return true if the audio device is a source for audio data (e.e an input). 147 */ isSource()148 public boolean isSource() { 149 return mPort.role() == AudioPort.ROLE_SOURCE; 150 } 151 152 /** 153 * @return true if the audio device is a sink for audio data (i.e. an output). 154 */ isSink()155 public boolean isSink() { 156 return mPort.role() == AudioPort.ROLE_SINK; 157 } 158 159 /** 160 * @return An array of sample rates supported by the audio device. 161 * 162 * Note: an empty array indicates that the device supports arbitrary rates. 163 */ getSampleRates()164 public @NonNull int[] getSampleRates() { 165 return mPort.samplingRates(); 166 } 167 168 /** 169 * @return An array of channel position masks (e.g. {@link AudioFormat#CHANNEL_IN_STEREO}, 170 * {@link AudioFormat#CHANNEL_OUT_7POINT1}) for which this audio device can be configured. 171 * 172 * @see AudioFormat 173 * 174 * Note: an empty array indicates that the device supports arbitrary channel masks. 175 */ getChannelMasks()176 public @NonNull int[] getChannelMasks() { 177 return mPort.channelMasks(); 178 } 179 180 /** 181 * @return An array of channel index masks for which this audio device can be configured. 182 * 183 * @see AudioFormat 184 * 185 * Note: an empty array indicates that the device supports arbitrary channel index masks. 186 */ getChannelIndexMasks()187 public @NonNull int[] getChannelIndexMasks() { 188 return mPort.channelIndexMasks(); 189 } 190 191 /** 192 * @return An array of channel counts (1, 2, 4, ...) for which this audio device 193 * can be configured. 194 * 195 * Note: an empty array indicates that the device supports arbitrary channel counts. 196 */ getChannelCounts()197 public @NonNull int[] getChannelCounts() { 198 TreeSet<Integer> countSet = new TreeSet<Integer>(); 199 200 // Channel Masks 201 for (int mask : getChannelMasks()) { 202 countSet.add(isSink() ? 203 AudioFormat.channelCountFromOutChannelMask(mask) 204 : AudioFormat.channelCountFromInChannelMask(mask)); 205 } 206 207 // Index Masks 208 for (int index_mask : getChannelIndexMasks()) { 209 countSet.add(Integer.bitCount(index_mask)); 210 } 211 212 int[] counts = new int[countSet.size()]; 213 int index = 0; 214 for (int count : countSet) { 215 counts[index++] = count; 216 } 217 return counts; 218 } 219 220 /** 221 * @return An array of audio encodings (e.g. {@link AudioFormat#ENCODING_PCM_16BIT}, 222 * {@link AudioFormat#ENCODING_PCM_FLOAT}) supported by the audio device. 223 * <code>ENCODING_PCM_FLOAT</code> indicates the device supports more 224 * than 16 bits of integer precision. Specifying <code>ENCODING_PCM_FLOAT</code> 225 * with {@link AudioTrack} or {@link AudioRecord} can preserve at least 24 bits of 226 * integer precision to that device. 227 * 228 * @see AudioFormat 229 * 230 * Note: an empty array indicates that the device supports arbitrary encodings. 231 */ getEncodings()232 public @NonNull int[] getEncodings() { 233 return AudioFormat.filterPublicFormats(mPort.formats()); 234 } 235 236 /** 237 * @return The device type identifier of the audio device (i.e. TYPE_BUILTIN_SPEAKER). 238 */ getType()239 public int getType() { 240 return INT_TO_EXT_DEVICE_MAPPING.get(mPort.type(), TYPE_UNKNOWN); 241 } 242 243 /** @hide */ convertDeviceTypeToInternalDevice(int deviceType)244 public static int convertDeviceTypeToInternalDevice(int deviceType) { 245 return EXT_TO_INT_DEVICE_MAPPING.get(deviceType, AudioSystem.DEVICE_NONE); 246 } 247 248 /** @hide */ convertInternalDeviceToDeviceType(int intDevice)249 public static int convertInternalDeviceToDeviceType(int intDevice) { 250 return INT_TO_EXT_DEVICE_MAPPING.get(intDevice, TYPE_UNKNOWN); 251 } 252 253 private static final SparseIntArray INT_TO_EXT_DEVICE_MAPPING; 254 255 private static final SparseIntArray EXT_TO_INT_DEVICE_MAPPING; 256 257 static { 258 INT_TO_EXT_DEVICE_MAPPING = new SparseIntArray(); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_EARPIECE, TYPE_BUILTIN_EARPIECE)259 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_EARPIECE, TYPE_BUILTIN_EARPIECE); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_SPEAKER, TYPE_BUILTIN_SPEAKER)260 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_SPEAKER, TYPE_BUILTIN_SPEAKER); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_WIRED_HEADSET, TYPE_WIRED_HEADSET)261 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_WIRED_HEADSET, TYPE_WIRED_HEADSET); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE, TYPE_WIRED_HEADPHONES)262 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE, TYPE_WIRED_HEADPHONES); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_SCO, TYPE_BLUETOOTH_SCO)263 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_SCO, TYPE_BLUETOOTH_SCO); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_HEADSET, TYPE_BLUETOOTH_SCO)264 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_HEADSET, TYPE_BLUETOOTH_SCO); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_CARKIT, TYPE_BLUETOOTH_SCO)265 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_CARKIT, TYPE_BLUETOOTH_SCO); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, TYPE_BLUETOOTH_A2DP)266 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, TYPE_BLUETOOTH_A2DP); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES, TYPE_BLUETOOTH_A2DP)267 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES, TYPE_BLUETOOTH_A2DP); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER, TYPE_BLUETOOTH_A2DP)268 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER, TYPE_BLUETOOTH_A2DP); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_HDMI, TYPE_HDMI)269 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_HDMI, TYPE_HDMI); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET, TYPE_DOCK)270 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET, TYPE_DOCK); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET, TYPE_DOCK)271 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET, TYPE_DOCK); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_USB_ACCESSORY, TYPE_USB_ACCESSORY)272 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_USB_ACCESSORY, TYPE_USB_ACCESSORY); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_USB_DEVICE, TYPE_USB_DEVICE)273 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_USB_DEVICE, TYPE_USB_DEVICE); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_TELEPHONY_TX, TYPE_TELEPHONY)274 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_TELEPHONY_TX, TYPE_TELEPHONY); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_LINE, TYPE_LINE_ANALOG)275 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_LINE, TYPE_LINE_ANALOG); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_HDMI_ARC, TYPE_HDMI_ARC)276 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_HDMI_ARC, TYPE_HDMI_ARC); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_SPDIF, TYPE_LINE_DIGITAL)277 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_SPDIF, TYPE_LINE_DIGITAL); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_FM, TYPE_FM)278 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_FM, TYPE_FM); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_AUX_LINE, TYPE_AUX_LINE)279 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_AUX_LINE, TYPE_AUX_LINE); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_IP, TYPE_IP)280 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_IP, TYPE_IP); 281 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BUILTIN_MIC, TYPE_BUILTIN_MIC)282 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BUILTIN_MIC, TYPE_BUILTIN_MIC); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BLUETOOTH_SCO_HEADSET, TYPE_BLUETOOTH_SCO)283 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BLUETOOTH_SCO_HEADSET, TYPE_BLUETOOTH_SCO); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_WIRED_HEADSET, TYPE_WIRED_HEADSET)284 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_WIRED_HEADSET, TYPE_WIRED_HEADSET); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_HDMI, TYPE_HDMI)285 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_HDMI, TYPE_HDMI); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_TELEPHONY_RX, TYPE_TELEPHONY)286 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_TELEPHONY_RX, TYPE_TELEPHONY); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BACK_MIC, TYPE_BUILTIN_MIC)287 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BACK_MIC, TYPE_BUILTIN_MIC); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_ANLG_DOCK_HEADSET, TYPE_DOCK)288 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_ANLG_DOCK_HEADSET, TYPE_DOCK); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_DGTL_DOCK_HEADSET, TYPE_DOCK)289 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_DGTL_DOCK_HEADSET, TYPE_DOCK); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_USB_ACCESSORY, TYPE_USB_ACCESSORY)290 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_USB_ACCESSORY, TYPE_USB_ACCESSORY); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_USB_DEVICE, TYPE_USB_DEVICE)291 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_USB_DEVICE, TYPE_USB_DEVICE); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_FM_TUNER, TYPE_FM_TUNER)292 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_FM_TUNER, TYPE_FM_TUNER); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_TV_TUNER, TYPE_TV_TUNER)293 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_TV_TUNER, TYPE_TV_TUNER); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_LINE, TYPE_LINE_ANALOG)294 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_LINE, TYPE_LINE_ANALOG); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_SPDIF, TYPE_LINE_DIGITAL)295 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_SPDIF, TYPE_LINE_DIGITAL); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, TYPE_BLUETOOTH_A2DP)296 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, TYPE_BLUETOOTH_A2DP); INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_IP, TYPE_IP)297 INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_IP, TYPE_IP); 298 299 // not covered here, legacy 300 //AudioSystem.DEVICE_OUT_REMOTE_SUBMIX 301 //AudioSystem.DEVICE_IN_REMOTE_SUBMIX 302 303 // privileges mapping to output device 304 EXT_TO_INT_DEVICE_MAPPING = new SparseIntArray(); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BUILTIN_EARPIECE, AudioSystem.DEVICE_OUT_EARPIECE)305 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BUILTIN_EARPIECE, AudioSystem.DEVICE_OUT_EARPIECE); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BUILTIN_SPEAKER, AudioSystem.DEVICE_OUT_SPEAKER)306 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BUILTIN_SPEAKER, AudioSystem.DEVICE_OUT_SPEAKER); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_WIRED_HEADSET, AudioSystem.DEVICE_OUT_WIRED_HEADSET)307 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_WIRED_HEADSET, AudioSystem.DEVICE_OUT_WIRED_HEADSET); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_WIRED_HEADPHONES, AudioSystem.DEVICE_OUT_WIRED_HEADPHONE)308 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_WIRED_HEADPHONES, AudioSystem.DEVICE_OUT_WIRED_HEADPHONE); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_LINE_ANALOG, AudioSystem.DEVICE_OUT_LINE)309 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_LINE_ANALOG, AudioSystem.DEVICE_OUT_LINE); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_LINE_DIGITAL, AudioSystem.DEVICE_OUT_SPDIF)310 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_LINE_DIGITAL, AudioSystem.DEVICE_OUT_SPDIF); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BLUETOOTH_SCO, AudioSystem.DEVICE_OUT_BLUETOOTH_SCO)311 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BLUETOOTH_SCO, AudioSystem.DEVICE_OUT_BLUETOOTH_SCO); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BLUETOOTH_A2DP, AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP)312 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BLUETOOTH_A2DP, AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_HDMI, AudioSystem.DEVICE_OUT_HDMI)313 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_HDMI, AudioSystem.DEVICE_OUT_HDMI); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_HDMI_ARC, AudioSystem.DEVICE_OUT_HDMI_ARC)314 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_HDMI_ARC, AudioSystem.DEVICE_OUT_HDMI_ARC); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_USB_DEVICE, AudioSystem.DEVICE_OUT_USB_DEVICE)315 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_USB_DEVICE, AudioSystem.DEVICE_OUT_USB_DEVICE); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_USB_ACCESSORY, AudioSystem.DEVICE_OUT_USB_ACCESSORY)316 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_USB_ACCESSORY, AudioSystem.DEVICE_OUT_USB_ACCESSORY); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_DOCK, AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET)317 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_DOCK, AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_FM, AudioSystem.DEVICE_OUT_FM)318 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_FM, AudioSystem.DEVICE_OUT_FM); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BUILTIN_MIC, AudioSystem.DEVICE_IN_BUILTIN_MIC)319 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BUILTIN_MIC, AudioSystem.DEVICE_IN_BUILTIN_MIC); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_FM_TUNER, AudioSystem.DEVICE_IN_FM_TUNER)320 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_FM_TUNER, AudioSystem.DEVICE_IN_FM_TUNER); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_TV_TUNER, AudioSystem.DEVICE_IN_TV_TUNER)321 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_TV_TUNER, AudioSystem.DEVICE_IN_TV_TUNER); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_TELEPHONY, AudioSystem.DEVICE_OUT_TELEPHONY_TX)322 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_TELEPHONY, AudioSystem.DEVICE_OUT_TELEPHONY_TX); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_AUX_LINE, AudioSystem.DEVICE_OUT_AUX_LINE)323 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_AUX_LINE, AudioSystem.DEVICE_OUT_AUX_LINE); EXT_TO_INT_DEVICE_MAPPING.put(TYPE_IP, AudioSystem.DEVICE_OUT_IP)324 EXT_TO_INT_DEVICE_MAPPING.put(TYPE_IP, AudioSystem.DEVICE_OUT_IP); 325 } 326 } 327 328